Capitolo di M. Mercvrio Spetioli da Fermo, nel quale si mostra il modo di saper bene schermire, & caualcare ("Chapter by Mr. Mercurio Spetioli of Fermo, which demonstrates the method of learning to fence well, and ride") is an Italianfencing manual written by Mercurio Spezioli and published in 1577. It treats the use of the side sword, both single and with secondary weapons, after the Bolognese fashion.